Vocab U4

1. A large, round object in space that moves around a star, like Earth or Mars………………….

• moon

• spacecraft

• comet

• planet

2. The path that one object in space takes around another object, like how Earth orbits the Sun. ………………….

• space

• extraterrestrial

• data

• Orbit

3. The Sun and all the planets, moons, and other objects that move around it. ………………….

• Solar System

• Galaxy

• Universe

• Space

4. The layer of gases surrounding a planet, like the air such as oxygen we breathe on Earth. ………………….

• space

• atmosphere

• data

• orbit

5. A huge group of stars, dust, and gases held together in space.. ………………….

• space station

• space craft

• galaxy

• comet

6. Everything in space, including all stars, planets, galaxies, and even empty spaces. ………………….

• space

• the galaxy

• the universe

• the solar system

7. A cloud of rock, ice and gas that orbits the Sun………………….

• atmosphere

• solar system

• comet

• planet

8. The vast, dark area beyond Earth's atmosphere where planets and stars exist. ………………….

• rocket

• space craft

• space

• space station

9. Traveling from one place to another………………….

• orbit

• search

• journey

• communicate

10. Information collected for analysis or reference. ………………….

• data

• search

• astronaut

• asmotphere